Home / 30,608.90-45,913.28-10,888.23

Finding the Fourth Proportional to 30,608.90, 45,913.28 and 10,888.23

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Solution

The fourth proportional to 30,608.90, 45,913.28 and 10,888.23 is: 16,332.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,608.90 : 45,913.28 = 10,888.23 : x
  2. Step 2: Convert to fraction form
    30,608.90/45,913.28 = 10,888.23/x
  3. Step 3: Cross multiply
    30,608.90x = 45,913.28 × 10,888.23
  4. Step 4: Simplify right side
    30,608.90x = 499,914,298.25
  5. Step 5: Solve for x
    x = 499,914,298.25/30,608.90
  6. Step 6: Final answer
    x = 16,332.32

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.